20352515932

Committed 18 Dec 2025 09:56PM UTC coverage: 35.115% (-28.4%) from 63.485%

Build # 20352515932

Build Type

push

github

Committed by

web-flow

Commit Message

feat(loader-utils): Export is-type helpers (#3258)

Coverage Stats

1188 of 1998 branches covered (59.46%)

Branch coverage included in aggregate %.

147 of 211 new or added lines in 13 files covered. (69.67%)

30011 existing lines in 424 files now uncovered.

37457 of 108056 relevant lines covered (34.66%)

0.79 hits per line

Source File
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88.57

/modules/loader-utils/src/json-loader.ts

import type {LoaderWithParser, LoaderOptions} from './loader-types';
import type {Table, TableBatch} from '@loaders.gl/schema';

// __VERSION__ is injected by babel-plugin-version-inline
// @ts-ignore TS2304: Cannot find name '__VERSION__'.
const VERSION = typeof __VERSION__ !== 'undefined' ? __VERSION__ : 'latest';

export type JSONLoaderOptions = LoaderOptions;

/**
 * A JSON Micro loader (minimal bundle size)
 * Alternative to `@loaders.gl/json`
 */
export const JSONLoader = {
  dataType: null as unknown as Table,
  batchType: null as unknown as TableBatch,
  name: 'JSON',
  id: 'json',
  module: 'json',
  version: VERSION,
  extensions: ['json', 'geojson'],
  mimeTypes: ['application/json'],
  category: 'json',
  text: true,
  parseTextSync,
  parse: async (arrayBuffer) => parseTextSync(new TextDecoder().decode(arrayBuffer)),
  options: {}
} as const satisfies LoaderWithParser<Table, TableBatch, JSONLoaderOptions>;

// TODO - Better error handling!
function parseTextSync(text) {
  return JSON.parse(text);
}

1	import type {LoaderWithParser, LoaderOptions} from './loader-types';	1✔
2	import type {Table, TableBatch} from '@loaders.gl/schema';	1✔
3		1✔
4	// __VERSION__ is injected by babel-plugin-version-inline	1✔
5	// @ts-ignore TS2304: Cannot find name '__VERSION__'.	1✔
6	const VERSION = typeof __VERSION__ !== 'undefined' ? __VERSION__ : 'latest';	1!
7		1✔
8	export type JSONLoaderOptions = LoaderOptions;	1✔
9		1✔
10	/**	1✔
11	* A JSON Micro loader (minimal bundle size)	1✔
12	* Alternative to `@loaders.gl/json`	1✔
13	*/	1✔
14	export const JSONLoader = {	1✔
15	dataType: null as unknown as Table,	1✔
16	batchType: null as unknown as TableBatch,	1✔
17	name: 'JSON',	1✔
18	id: 'json',	1✔
19	module: 'json',	1✔
20	version: VERSION,	1✔
21	extensions: ['json', 'geojson'],	1✔
22	mimeTypes: ['application/json'],	1✔
23	category: 'json',	1✔
24	text: true,	1✔
25	parseTextSync,	1✔
26	parse: async (arrayBuffer) => parseTextSync(new TextDecoder().decode(arrayBuffer)),	1✔
27	options: {}	1✔
28	} as const satisfies LoaderWithParser<Table, TableBatch, JSONLoaderOptions>;	1✔
29		1✔
30	// TODO - Better error handling!	1✔
UNCOV 31	function parseTextSync(text) {	×
UNCOV 32	return JSON.parse(text);	×
UNCOV 33	}	×

visgl / loaders.gl / 20352515932

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